Well, it does give a critical look at the UFO phenomenon, which is unfortunately something that documentaries on this topic rarely offer. Like, he tracks down how certain UFO myths grow (develop) over the years with people just adding new stories.
teachings of the Bible are so muddled and self-contradictory that it was possible for Christians to happily burn heretics alive for five long centuries. It was even possible for the most venerated patriarchs of the Church, like St. Augustine and St. Thomas Aquinas, to conclude that heretics should be tortured (Augustine) or killed outright (Aquinas). Martin Luther and John Calvin advocated the wholesale murder of heretics, apostates, Jews, and witches. - Sam Harris, "Letter To A Christian Nation"